Chess South Africa
Last updated:
Player Page
Home
Chess South Africa
Dykema, DR (Dirkho)
Dob:
2002/08/13 (Adult)
Gender:
Male
Chess SA id:
102008490
FIDE id:
Region:
Tshwane (GTP)
Citizen:
RSA
Title(s):
Last active:
2020/01/11 (1590 days ago)
Ratings
The
Projected values
below are
NOT
the actual and official values as calculated by the Ratings Bureau.
Main
Standard
Rapid
Blitz
Raw rating
=Current rating,
Weighted rating (WR)
Weighted average of current/new Raw rating + last 23 published Raw ratings),
Weighted performance (WP)
=Weighted average of last 5 tournaments
Curent Raw rating
1632.8
Curent Weighted rating
1613.1
Curent Weighted performance
688.6
Current official/published rating (highest between Raw, WR and WP)
1632.8
Current floor (min rating allowed)
1132.8
Current highest rating achieved
1632.8
Current K-factor
28
Games played this month
0
Score (S)
0.0
Expected score (We)
0.00
Difference (S-We)
0.00
Current Raw change (no limits, including tournament time weight)
0.0
Current min/max change allowed (with limits)
±89.5
Current Raw change used (final)
0.0
Projected new Raw rating
1632.8
Projected new Weighed rating
1615.1
Projected new Weighted performance
688.6
Projected new official/published rating (highest between new Raw, new WR and new WP)
1632.8
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1632.8
Projected new floor
1132.8
Projected new K-facor
28
Raw rating
=Current rating,
Weighted rating (WR)
Weighted average of current/new Raw rating + last 23 published Raw ratings),
Weighted performance (WP)
=Weighted average of last 5 tournaments
Curent Raw rating
1613.5
Curent Weighted rating
1613.5
Curent Weighted performance
686.3
Current official/published rating (highest between Raw, WR and WP)
1613.5
Current floor (min rating allowed)
1113.5
Current highest rating achieved
1613.5
Current K-factor
28
Games played this month
0
Score (S)
0.0
Expected score (We)
0.00
Difference (S-We)
0.00
Current Raw change (no limits, including tournament time weight)
0.0
Current min/max change allowed (with limits)
±92.0
Current Raw change used (final)
0.0
Projected new Raw rating
1613.5
Projected new Weighed rating
1613.5
Projected new Weighted performance
686.3
Projected new official/published rating (highest between new Raw, new WR and new WP)
1613.5
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1613.5
Projected new floor
1113.5
Projected new K-facor
28
Raw rating
=Current rating,
Weighted rating (WR)
Weighted average of current/new Raw rating + last 23 published Raw ratings),
Weighted performance (WP)
=Weighted average of last 5 tournaments
Curent Raw rating
1522.7
Curent Weighted rating
1522.7
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1522.7
Current floor (min rating allowed)
1022.7
Current highest rating achieved
1522.7
Current K-factor
32
Games played this month
0
Score (S)
0.0
Expected score (We)
0.00
Difference (S-We)
0.00
Current Raw change (no limits, including tournament time weight)
0.0
Current min/max change allowed (with limits)
±104.7
Current Raw change used (final)
0.0
Projected new Raw rating
1522.7
Projected new Weighed rating
1522.7
Projected new Weighted performance
Projected new official/published rating (highest between new Raw, new WR and new WP)
1522.7
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1522.7
Projected new floor
1022.7
Projected new K-facor
32
Raw rating
=Current rating,
Weighted rating (WR)
Weighted average of current/new Raw rating + last 23 published Raw ratings),
Weighted performance (WP)
=Weighted average of last 5 tournaments
Curent Raw rating
1417.4
Curent Weighted rating
1417.4
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1417.4
Current floor (min rating allowed)
1022.7
Current highest rating achieved
1511.0
Current K-factor
32
Games played this month
0
Score (S)
0.0
Expected score (We)
0.00
Difference (S-We)
0.00
Current Raw change (no limits, including tournament time weight)
0.0
Current min/max change allowed (with limits)
±121.6
Current Raw change used (final)
0.0
Projected new Raw rating
1417.4
Projected new Weighed rating
1417.4
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1417.4
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1511.0
Projected new floor
1022.7
Projected new K-facor
32
Tournaments
History
Did not participate this month.
Did not participate this year.
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
13
2019 South African Top Schools Team Championships (U19 Open+U17+U19 Girls)
2020/01/10
2020/01/11
4 Knights (4K)
Standard
90
0.94
5
4
4.0
1570.9
1578.0
Analysis
12
2019 South African Juior Blitz Championship (A)
2020/01/05
2020/01/05
4 Knights (4K)
Blitz
5
0.18
7
6
2.0
1570.9
1490.7
Analysis
11
2019 South African Junior Team Championships (U18A)
2020/01/04
2020/01/08
4 Knights (4K)
Standard
120
1.00
7
7
6.0
1570.9
1578.0
Analysis
10
2019 Gauteng School League Finals (U17 Open)
2019/08/24
2019/08/24
Tshwane (GTP)
Standard
60
0.83
5
5
4.5
1545.9
1547.6
Analysis
9
2019 D4 Tshwane South Schools League Team Finals (U17)
2019/07/27
2019/07/27
Tshwane (GTP)
Standard
60
0.83
5
5
3.5
1567.7
1574.5
Analysis
8
2019 Waterkloof Open (A)
2019/03/02
2019/03/03
Tshwane (GTP)
Standard
90
0.94
5
5
2.0
1574.9
1583.5
Analysis
7
South African Junior Blitz 2018 (U18)
2018/12/19
2018/12/19
4 Knights (4K)
Blitz
5
0.18
7
7
5.0
1574.5
1441.4
Analysis
6
South African Junior Team Championships 2018 (U18A)
2018/12/16
2018/12/20
4 Knights (4K)
Standard
120
1.00
7
7
5.5
1574.5
1590.9
Analysis
5
2018 Gauteng League Final (U17)
2018/08/25
2018/08/25
Tshwane (GTP)
Standard
60
0.83
5
4
4.0
1588.3
1587.7
Analysis
4
Waterkloof Open Fide Blitz 2018
2018/08/02
2018/08/02
Tshwane (GTP)
Blitz
5
0.18
10
10
5.5
1588.3
1522.7
Analysis
3
2018 Capablanca RR (C)
2018/04/26
2018/05/01
Tshwane (GTP)
Standard
135
1.00
9
9
6.0
1510.2
1509.3
Analysis
2
2018 Waterkloof Open (A)
2018/03/03
2018/03/04
Tshwane (GTP)
Standard
90
0.94
5
5
2.0
1514.4
1514.4
Analysis
1
South African Junior Team Championships 2017 (U16A)
2018/01/04
2018/01/08
4 Knights (4K)
Standard
120
1.00
7
7
4.0
1522.7
1522.7
Analysis
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
0
0
0
0
0.0
0.0
0.0
0.0
0.0
White
0
0
0
0
0.0
0.0
0.0
0.0
0.0
Black
0
0
0
0
0.0
0.0
0.0
0.0
0.0
Standard
All
0
0
0
0
0.0
0.0
0.0
0.0
0.0
White
0
0
0
0
0.0
0.0
0.0
0.0
0.0
Black
0
0
0
0
0.0
0.0
0.0
0.0
0.0
Rapid
All
0
0
0
0
0.0
0.0
0.0
0.0
0.0
White
0
0
0
0
0.0
0.0
0.0
0.0
0.0
Black
0
0
0
0
0.0
0.0
0.0
0.0
0.0
Blitz
All
0
0
0
0
0.0
0.0
0.0
0.0
0.0
White
0
0
0
0
0.0
0.0
0.0
0.0
0.0
Black
0
0
0
0
0.0
0.0
0.0
0.0
0.0
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
81
47
14
20
54.0
66.7
141.7
1383.4
1525.0
White
38
21
5
12
23.5
61.8
100.7
1413.9
1514.5
Black
43
26
9
8
30.5
70.9
177.9
1356.4
1534.3
Standard
All
58
35
13
10
41.5
71.6
183.2
1371.0
1554.1
White
27
15
5
7
17.5
64.8
125.9
1422.0
1547.9
Black
31
20
8
3
24.0
77.4
233.1
1326.5
1559.6
Rapid
All
0
0
0
0
0.0
0.0
0.0
0.0
0.0
White
0
0
0
0
0.0
0.0
0.0
0.0
0.0
Black
0
0
0
0
0.0
0.0
0.0
0.0
0.0
Blitz
All
23
12
1
10
12.5
54.3
37.0
1414.7
1451.7
White
11
6
0
5
6.0
54.5
38.6
1394.0
1432.7
Black
12
6
1
5
6.5
54.2
35.4
1433.7
1469.1
Top 20 opponents most often played
#
Chess SA id
Name
Games
Score
Wins
Draws
Losses
%
Aor
Dp
Perform
View
1
102961357
Hlongwane, S (Shuttleworth)
2
1.5
1
1
0
75.0
1574.5
212.5
1787.0
View list
2
202028680
Oberholzer, I (Imarie)
2
1.0
1
0
1
50.0
1549.3
0.0
1549.3
View list
3
103005804
Cruywagen, A (Armand)
2
1.0
0
2
0
50.0
1549.3
0.0
1549.3
View list
4
102053417
Martin, N (Nico)
2
1.0
0
2
0
50.0
1572.7
0.0
1572.7
View list
5
201081372
Guliwe, L (Lwandile)
1
1.0
1
0
0
100.0
1570.9
425.0
1995.9
View list
6
103095921
Diedericks, C (Christiaan)
1
1.0
1
0
0
100.0
1570.9
425.0
1995.9
View list
7
201044679
Dinham, M (Megan)
1
1.0
1
0
0
100.0
1574.5
425.0
1999.5
View list
8
107046393
Fourie, K (Keanan)
1
1.0
1
0
0
100.0
1588.3
425.0
2013.3
View list
9
110086011
Felix, R (Raphael)
1
1.0
1
0
0
100.0
1570.9
425.0
1995.9
View list
10
102095339
Dube, B (Brandon)
1
1.0
1
0
0
100.0
1588.3
425.0
2013.3
View list
11
205004863
Claassen, G (Gabriella)
1
1.0
1
0
0
100.0
1574.9
425.0
1999.9
View list
12
1010104917
Coetzee, C (Cornel)
1
1.0
1
0
0
100.0
1588.3
425.0
2013.3
View list
13
103044540
Cata, T (Toni)
1
1.0
1
0
0
100.0
1522.7
425.0
1947.7
View list
14
203047979
Britz, J (Jesse)
1
1.0
1
0
0
100.0
1545.9
425.0
1970.9
View list
15
207069536
Boshoma, C (Chisomo)
1
1.0
1
0
0
100.0
1574.9
425.0
1999.9
View list
16
203002658
Booysen, T (Tineke)
1
1.0
1
0
0
100.0
1570.9
425.0
1995.9
View list
17
102053217
Higgins, F (Franco)
1
1.0
1
0
0
100.0
1574.5
425.0
1999.5
View list
18
205070713
Lekgothoane, M (Mpho)
1
1.0
1
0
0
100.0
1545.9
425.0
1970.9
View list
19
103018488
Lourens, J (Jon-Adriaan)
1
1.0
1
0
0
100.0
1567.7
425.0
1992.7
View list
20
101059150
Madhingadi, T (Thapelo)
1
1.0
1
0
0
100.0
1588.3
425.0
2013.3
View list